Another of these factors is infertility. Generally, female gorillas mature at 10â12 years of age (or earlier at 7â8 years) and their male counterparts mature more slowly, rarely strong and dominant enough to reproduce before 15â20 years of age.
Pain in the leg may be worse than the back pain in cases of herniated disks. There is also some debate about how pain develops from a herniated disk and how frequently it causes low back pain. Many people have disks that bulge or protrude and do not suffer back pain.
Weak Piriformis Muscle Can Cause Back Pain, Sciatica. The piriformis muscle deep in the buttocks has gotten a lot of attention as a possible back pain and sciatica cause. The muscle stretches from the top of the femur to the sacrum on each side of the body and helps secure the upper thigh in the hip joint.